wanes

v.

衰落( wane的第三人称单数 )；（月）亏；变小；变暗淡

on the wane逐渐衰落

1. The empire was on the wane after its period of prosperity.
   帝国经过全盛以后逐渐衰落。
2. By now the power of the Roman Empire was on the wane.
   到这时，罗马帝国已日益衰败。
3. Why should the moon have wax and wane?
   为什么一定会月有阴晴圆缺?
4. The sick man's strength is on the wane.
   病人的体力越来越弱。
5. The government's popularity is on the wane.
   政府的声望日益低落。

1. As time went on, so their hopes began to wane.
   随着时间的消逝，他们的希望开始变得渺茫。
2. The moon waxes and wanes every month.
   月亮每个月都有盈亏。
3. When the moon is at its full, it begins to wane.
   月盈则亏。

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